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2008 Jeep Wrangler Unlimited Rubicon 3.8L Misfire
Posted to Chrysler Driveability on 7/12/2021 14 Replies

this jeep was here about two years ago for a misfire. we found no signal from pcm to fire #6 at the coilpack, replaced computer, programmed, problem solved. now returned with misfire complaint. found ignition wires in poor condition and changed them. all m...

14 Replies Received (View Replies)

  Related Documents & Media  2008 Jeep Wrangler Unlimited Rubicon

 
Message Closed w/FIX

car Vehicle Data

2008 Jeep Wrangler Unlimited Rubicon

VIN 1J8GA69188
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittant, More Constant Than Not

Trouble Codes

P0305Cylinder 5 Misfire Detected
P0420Catalyst Efficiency Below Threshold (Bank 1)
P0430Catalyst Efficiency Below Threshold (Bank 2)
Message Closed w/FIX

car Vehicle Data

2008 Jeep Wrangler Unlimited Rubicon

VIN 1J8GA69188
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittant, More Constant Than Not

Trouble Codes

P0305Cylinder 5 Misfire Detected
P0420Catalyst Efficiency Below Threshold (Bank 1)
P0430Catalyst Efficiency Below Threshold (Bank 2)